A range of modular rooflights, square, rectangular or circular, with pyramid or dome tops.

Alumasc B Range rooflights comply with current HSE guidelines for rooflight safety.

Related literature

The following content references this product:

Standard product features

Glazing:

Glazed in double-skin UV-protected polycarbonate.

Options

Type:

– Plan:

Square, rectangular or circular.

– Top:

Square and rectangular rooflights are available with dome or pyramid top; circular rooflights have a dome top.

– Opening:

  • Square and rectangular rooflights: Fixed tops or hinged opening tops (mechanically or electrically operated). 90° opening for roof access is possible. Options are not available across the whole range - contact manufacturer for details.
  • Circular domes: Fixed; non-vented.

Size: (roof opening size with standard kerb):

Square rooflights (Pyramid and Dome, unless stated otherwise):

  • 600 x 600 mm.
  • 750 x 750 mm.
  • 900 x 900 mm.
  • 1050 x 1050 mm.
  • 1200 x 1200 mm.
  • 1350 x 1350 mm.
  • 1500 x 1500 mm.
  • 1800 x 1800 mm (Dome rooflights only).

Rectangular pyramid rooflights (Pyramid and Dome, unless stated otherwise):

  • 600 x 900 mm.
  • 600 x 1200 mm.
  • 600 x 1500 mm.
  • 750 x 900 mm.
  • 900 x 1200 mm.
  • 900 x 1800 mm (Dome rooflights only).
  • 1050 x 1500 mm.
  • 1200 x 1500 mm.
  • 1200 x 1800 mm (Dome rooflights only).
  • 1200 x 2400 mm (Dome rooflights only).

Circular rooflights:

  • 600 mm diameter.
  • 750 mm diameter.
  • 900 mm diameter.
  • 1050 mm diameter.
  • 1200 mm diameter.
  • 1350 mm diameter.
  • 1500 mm diameter.
  • 1800 mm diameter.

Kerb:

  • Square/ rectangular kerbs: Galvanized steel with white polyester internal finish and optional cork or mineral wool insulation.
  • Circular kerbs: Insulated GRP.

– Kerb height:

175 or 270 mm.

– Kerb adaptors:

For installation of roofllights onto existing kerbs. Available with or without ventilation.

Glazing:

– Finish:

Available in three finishes.

Ventilation:

Rooflights can be supplied with controllable trickle ventilators.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-99/410 Framed rooflights

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

Alumasc Building Products Ltd

Tel:

+44 (0)1744 648400

Product reference

Alumasc B Range

Type

 - Plan:
[Square]
[Rectangular]
[Circular]
 
 - Top:
[Dome]
[Pyramid]
 
 - Opening:
[Fixed]
[Manual opening]
[Electrical opening]
[90° opening]
 

Size

[ ______ ]

Kerb

 - Type:
[Galvanized steel - uninsulated]
[Galvanized steel - insulated]
[GRP - insulated]
-
for circular rooflights only.
 
 - Kerb height:
[175 mm]
[270 mm]
 
 - Kerb adaptor:
[Not required]
[Galvanized steel - insulated]
[Galvanized steel - uninsulated]
 

Glazing

 - Finish:
[Clear]
[Diffused]
[Bronze]
 

Ventilation

[Permanently open]
[Permanently closed]
[Powered]

Manufacturer details

White House Works,
Bold Road,
Sutton,
St Helens,
Merseyside, WA9 4JG
Tel +44 (0)1744 648400
Fax +44 (0)1744 648401
NBS Plus
RIBA CPD